1 2008-02-27 Revital Eres <eres@il.ibm.com>
3 PR rtl-optimization/34999
4 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5 crossing edges that ends with a call insn.
6 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7 call insn and clear the EDGE_CROSSING flag of the crossing edge
8 when fixing fallthru edges.
10 2008-02-27 Richard Guenther <rguenther@suse.de>
13 * fold-const.c (fold_unary): Return the correct argument,
14 converted to the result type.
16 2008-02-27 Richard Guenther <rguenther@suse.de>
19 * expr.c (expand_expr_real_1): Assert on rotates that operate
21 * fold-const.c (fold_binary): Use the types precision, not the
22 bitsize of the mode if folding rotate expressions. Build rotates
25 2008-02-27 Jakub Jelinek <jakub@redhat.com>
27 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
29 * c-pragma.c (pragma_ns_name): New typedef.
30 (registered_pp_pragmas): New variable.
31 (c_pp_lookup_pragma): New function.
32 (c_register_pragma_1): If flag_preprocess_only, do nothing
33 for non-expanded pragmas, for expanded ones push pragma's
34 namespace and name into registered_pp_pragmas vector.
35 (c_invoke_pragma_handler): Register OpenMP pragmas even when
36 flag_preprocess_only, don't register GCC pch_preprocess
37 pragma if flag_preprocess_only.
38 * c-opts.c (c_common_init): Call init_pragma even if
40 * c-pragma.c (c_pp_lookup_pragma): New prototype.
41 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
42 cpp_register_pragma if flag_preprocess_only.
44 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
47 * c-parser.c (c_parser_translation_unit): Warn for empty
48 translation unit, not empty source file.
50 2008-02-26 Paul Brook <paul@codesourcery.com>
52 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
54 * config/arm/arm.h (reg_class): Add CORE_REGS.
55 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
56 (BASE_REG_CLASS): Use CORE_REGS.
57 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
58 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
59 (REGNO_OK_FOR_INDEX_P): Exclude SP.
60 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
61 ARM_REGNO_OK_FOR_INDEX_P.
62 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
63 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
64 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
65 (ldm/stm peepholes): Ditto.
66 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
67 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
68 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
69 * config/arm/constraints.md: Enable "k" constraint on ARM.
71 2008-02-27 Ben Elliston <bje@au.ibm.com>
73 * config/rs6000/rs6000.c: Annotate cache line size field in all
74 instances of struct processor_costs.
76 2008-02-26 David Edelsohn <edelsohn@gnu.org>
78 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
79 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
80 jump_bypass): New counters.
81 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
82 * dce.c (gate_ud_dce): Same.
83 (gate_fast_dce): Same.
84 * dse.c (gate_dse1): New function.
85 (gate_dse2): New function.
86 (gate_dse): Merge results of new gate functions.
87 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
88 (gate_handle_jump_bypass): Add dbg_cnt.
89 (gate_handle_gcse): Add dbg_cnt.
90 * ifcvt.c (gate_handle_if_conversion): Same.
91 (gate_handle_if_after_combine): Same.
92 (gate_handle_if_after_reload): Same.
93 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
95 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
97 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
99 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
101 2008-02-26 Jason Merrill <jason@redhat.com>
104 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
105 alone if it's the naming decl for the type's main variant.
107 2008-02-26 Tom Tromey <tromey@redhat.com>
109 * system.h (USE_MAPPED_LOCATION): Poison.
110 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
111 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
112 (make_goto_expr_edges): Likewise.
113 (remove_bb): Likewise.
114 (execute_warn_function_return): Likewise.
115 * basic-block.h (struct edge_def) <goto_locus>: Change type to
117 * c-common.c (fname_decl): Remove old location code.
118 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
120 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
122 (ASM_INPUT_SOURCE_LOCATION): Likewise.
123 (gen_rtx_ASM_INPUT): Likewise.
124 (gen_rtx_ASM_INPUT_loc): Likewise.
125 (get_rtx_asm_OPERANDS): Remove.
126 * cfglayout.c (insn_locators_alloc): Remove old location code.
127 (set_curr_insn_source_location): Likewise.
128 (curr_insn_locator): Likewise.
129 * print-tree.c (print_node): Remove old location code.
130 * tree-mudflap.c (mf_varname_tree): Remove old location code.
131 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
132 * cfgexpand.c (expand_gimple_cond_expr): Don't use
134 (construct_exit_block): Remove old location code.
135 * emit-rtl.c (force_next_line_note): Remove old location code.
136 * profile.c (branch_prob): Remove old location code.
137 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
138 LOC_LINE): Remove old-location variants.
139 * langhooks.c (lhd_print_error_function): Remove old location
141 * configure, config.in: Rebuilt.
142 * configure.ac (--enable-mapped-location): Remove.
143 * c-decl.c (c_init_decl_processing): Remove old location code.
144 (finish_function): Likewise.
145 * recog.c (decode_asm_operands): Remove old location code.
146 * c-pch.c (c_common_read_pch): Remove old location code.
147 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
149 * gimple-low.c (lower_function_body): Remove old location code.
150 * toplev.c (unknown_location): Remove.
151 (push_srcloc): Remove old-location variant.
152 (process_options): Remove old location code.
153 (lang_dependent_init): Likewise.
154 * input.h (UNKNOWN_LOCATION): Move definition.
155 (location_t): Undeprecate.
156 (source_locus): Remove.
157 (location_from_locus): Remove.
158 (struct location_s): Remove.
159 Remove all old-location code.
160 (input_line, input_filename): Remove.
161 * final.c (final_scan_insn): Remove old location code.
162 * diagnostic.c (diagnostic_build_prefix): Remove
163 USE_MAPPED_LOCATION test.
164 * tree.h (gimple_stmt) <locus>: Now a location_t.
165 (tree_exp) <locus>: Likewise.
166 (DECL_IS_BUILTIN): Remove old-location variant.
167 (annotate_with_file_line, annotate_with_locus): Likewise.
168 (expr_locus, set_expr_locus): Update.
169 * tree.c (build1_stat): Remove old location code.
170 (last_annotated_node): Remove.
171 (annotate_with_file_line): Remove old-location variant.
172 (annotate_with_locus): Likewise.
173 (expr_location): Remove old location code.
174 (set_expr_location): Likewise.
175 (expr_has_location): Likewise.
176 (expr_locus): Likewise.
177 (set_expr_locus): Likewise.
178 (expr_filename): Don't use location_from_locus.
179 (expr_lineno): Likewise.
180 * rtl-error.c (location_for_asm): Remove old location code.
181 * c-lex.c (cb_line_change): Remove old location code.
182 (fe_file_change): Likewise.
183 (cb_def_pragma): Likewise.
184 (c_lex_with_flags): Likewise.
185 * gengtype.c (do_typedef): Don't special-case location types.
186 (define_location_structures): Remove.
187 (main): Don't call define_location_structures.
188 * tree-pretty-print.c (dump_implicit_edges): Remove old location
191 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
194 * builtins.def (BUILT_IN_STDARG_START): Remove.
195 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
196 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
197 * tree-inline.c (inline_forbidden_p_1): Likewise.
199 2008-02-26 Richard Guenther <rguenther@suse.de>
201 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
202 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
203 (lookup_decl_from_uid): Declare.
204 (remove_decl_from_map): Likewise.
205 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
206 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
207 (decl_for_uid_map): New global hashtable mapping DECL_UID
209 (init_ttree): Allocate it.
210 (insert_decl_to_uid_decl_map): New helper function.
211 (make_node_stat): Insert new decls into the map.
212 (copy_node_stat): Likewise.
213 (lookup_decl_from_uid): New function.
214 (remove_decl_from_map): Likewise.
215 (print_decl_for_uid_map_statistics): New helper.
216 (dump_tree_statistics): Call it.
218 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
219 (referenced_var_iterator): Adjust.
220 (FOR_EACH_REFERENCED_VAR): Adjust.
221 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
222 (num_referenced_vars): Adjust.
223 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
224 (first_referenced_var): Remove.
225 (end_referenced_vars_p): Likewise.
226 (next_referenced_var): Likewise.
227 (referenced_var_iterator_set): New helper function.
228 * tree-dfa.c (referenced_var_lookup): Adjust.
229 (referenced_var_check_and_insert): Likewise.
230 (remove_referenced_var): Likewise.
231 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
232 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
233 (verify_call_clobbering): Likewise.
234 (verify_memory_partitions): Likewise.
235 (init_tree_ssa): Allocate bitmap instead of hashtable for
237 (delete_tree_ssa): Adjust.
238 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
239 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
240 (compute_tag_properties): Likewise.
241 (set_initial_properties): Likewise.
242 (find_partition_for): Likewise.
243 (update_reference_counts): Likewise.
244 (dump_may_aliases_for): Likewise.
245 * tree-ssa-operands.c (add_virtual_operand): Likewise.
246 (add_call_clobber_ops): Likewise.
247 (add_call_read_ops): Likewise.
248 (get_asm_expr_operands): Likewise.
249 * tree-into-ssa.c (dump_decl_set): Likewise.
250 (update_ssa): Likewise.
251 * tree-sra.c (scan_function): Likewise.
252 (decide_instantiations): Likewise.
253 (scalarize_parms): Likewise.
254 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
255 (dsa_named_for): Likewise.
256 * tree-ssa-structalias.c (update_alias_info): Likewise.
257 (merge_smts_into): Likewise.
259 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
262 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
263 * c-opts.c (c_common_handle_option): Wall enables
264 Wvolatile-register-var.
265 * common.opt: Move Wvolatile-register-var to...
268 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
270 * common.opt (Wlarger-than=): New.
271 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
273 * opts.c (common_handle_option): Handle -Wlarger-than=.
274 * optc-gen.awk: Likewise.
275 * opth-gen.awk: Likewise.
276 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
277 * tree-optimize.c (tree_rest_of_compilation): Likewise.
279 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
281 * c-common.c (match_case_to_enum_1): Add appropriate
282 OPT_W* parameter to warning.
283 (c_do_switch_warnings): Likewise.
284 * c-typeck.c (warning_init): Add one more parameter following
286 (push_init_level): Update call to warning_init.
287 (pop_init_level): Likewise.
288 (add_pending_init): Likewise.
289 (output_init_element: Likewise.
291 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
294 * toplev.c (toplev_main): If there are warnings or error, print
295 errors for ignored options.
296 * opts.c (ignored_options): New static variable.
297 (postpone_unknown_option_error): New.
298 (print_ignored_options): New.
299 (handle_option): Postpone errors for unknown -Wno-* options.
300 * opts.h (print_ignored_options): Declare.
302 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
304 * config/mips/mips.md (loadgp_blockage, blockage): Change type
307 2008-02-25 Richard Guenther <rguenther@suse.de>
310 2008-02-25 Richard Guenther <rguenther@suse.de>
312 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
313 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
314 (lookup_decl_from_uid): Declare.
315 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
316 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
317 (decl_for_uid_map): New global hashtable mapping DECL_UID
319 (init_ttree): Allocate it.
320 (insert_decl_to_uid_decl_map): New helper function.
321 (make_node_stat): Insert new decls into the map.
322 (copy_node_stat): Likewise.
323 (lookup_decl_from_uid): New function.
324 (print_decl_for_uid_map_statistics): New helper.
325 (dump_tree_statistics): Call it.
327 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
328 (referenced_var_iterator): Adjust.
329 (FOR_EACH_REFERENCED_VAR): Adjust.
330 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
331 (num_referenced_vars): Adjust.
332 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
333 (first_referenced_var): Remove.
334 (end_referenced_vars_p): Likewise.
335 (next_referenced_var): Likewise.
336 (referenced_var_iterator_set): New helper function.
337 * tree-dfa.c (referenced_var_lookup): Adjust.
338 (referenced_var_check_and_insert): Likewise.
339 (remove_referenced_var): Likewise.
340 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
341 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
342 (verify_call_clobbering): Likewise.
343 (verify_memory_partitions): Likewise.
344 (init_tree_ssa): Allocate bitmap instead of hashtable for
346 (delete_tree_ssa): Adjust.
347 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
348 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
349 (compute_tag_properties): Likewise.
350 (set_initial_properties): Likewise.
351 (find_partition_for): Likewise.
352 (update_reference_counts): Likewise.
353 (dump_may_aliases_for): Likewise.
354 * tree-ssa-operands.c (add_virtual_operand): Likewise.
355 (add_call_clobber_ops): Likewise.
356 (add_call_read_ops): Likewise.
357 (get_asm_expr_operands): Likewise.
358 * tree-into-ssa.c (dump_decl_set): Likewise.
359 (update_ssa): Likewise.
360 * tree-sra.c (scan_function): Likewise.
361 (decide_instantiations): Likewise.
362 (scalarize_parms): Likewise.
363 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
364 (dsa_named_for): Likewise.
365 * tree-ssa-structalias.c (update_alias_info): Likewise.
366 (merge_smts_into): Likewise.
368 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
371 * doc/invoke.texi (-fcx-limited-range): Document new option.
372 * toplev.c (process_options): Handle -fcx-fortran-rules.
373 * common.opt: Add documentation for -fcx-fortran-rules.
375 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
378 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
379 actual behaviour and C99.
381 2008-02-26 Ben Elliston <bje@au.ibm.com>
383 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
384 (ASM_CPU_POWER6_SPEC): Likewise.
385 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
386 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
387 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
389 2008-02-25 Richard Guenther <rguenther@suse.de>
391 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
392 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
393 (lookup_decl_from_uid): Declare.
394 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
395 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
396 (decl_for_uid_map): New global hashtable mapping DECL_UID
398 (init_ttree): Allocate it.
399 (insert_decl_to_uid_decl_map): New helper function.
400 (make_node_stat): Insert new decls into the map.
401 (copy_node_stat): Likewise.
402 (lookup_decl_from_uid): New function.
403 (print_decl_for_uid_map_statistics): New helper.
404 (dump_tree_statistics): Call it.
406 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
407 (referenced_var_iterator): Adjust.
408 (FOR_EACH_REFERENCED_VAR): Adjust.
409 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
410 (num_referenced_vars): Adjust.
411 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
412 (first_referenced_var): Remove.
413 (end_referenced_vars_p): Likewise.
414 (next_referenced_var): Likewise.
415 (referenced_var_iterator_set): New helper function.
416 * tree-dfa.c (referenced_var_lookup): Adjust.
417 (referenced_var_check_and_insert): Likewise.
418 (remove_referenced_var): Likewise.
419 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
420 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
421 (verify_call_clobbering): Likewise.
422 (verify_memory_partitions): Likewise.
423 (init_tree_ssa): Allocate bitmap instead of hashtable for
425 (delete_tree_ssa): Adjust.
426 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
427 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
428 (compute_tag_properties): Likewise.
429 (set_initial_properties): Likewise.
430 (find_partition_for): Likewise.
431 (update_reference_counts): Likewise.
432 (dump_may_aliases_for): Likewise.
433 * tree-ssa-operands.c (add_virtual_operand): Likewise.
434 (add_call_clobber_ops): Likewise.
435 (add_call_read_ops): Likewise.
436 (get_asm_expr_operands): Likewise.
437 * tree-into-ssa.c (dump_decl_set): Likewise.
438 (update_ssa): Likewise.
439 * tree-sra.c (scan_function): Likewise.
440 (decide_instantiations): Likewise.
441 (scalarize_parms): Likewise.
442 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
443 (dsa_named_for): Likewise.
444 * tree-ssa-structalias.c (update_alias_info): Likewise.
445 (merge_smts_into): Likewise.
447 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
450 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
451 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
452 * alias.h (nonoverlapping_memrefs_p): Likewise.
454 2008-02-25 Jan Beulich <jbeulich@novell.com>
456 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with
458 * config/i386/netware-libgcc.exp: Add __bswap?i2,
459 __emultls_get_address, __emultls_register_common,
460 __floatundi?f, and _Unwind_GetIPInfo.
461 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
462 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
463 (gen_regparm_prefix): Likewise.
464 (i386_nlm_encode_section_info): Sync with
465 config/i386/winnt.c:i386_pe_encode_section_info().
466 (i386_nlm_maybe_mangle_decl_assembler_name): New.
467 i386_nlm_mangle_decl_assembler_name): New.
468 (netware_override_options): New.
469 * config/i386/netware.h (netware_override_options): Declare.
470 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
471 (i386_nlm_mangle_decl_assembler_name): Declare.
472 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
474 2008-02-25 Ben Elliston <bje@au.ibm.com>
477 * c-decl.c (grokdeclarator): Remove unused local variables
478 `typedef_type' and `type_as_written'.
480 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
481 unused local variable `has_hot_blocks'.
482 (fix_crossing_conditional_branches): Remove unused local variable
485 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
488 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
489 using DEF_C99_BUILTIN.
490 (BUILT_IN_NANF): Ditto.
491 (BUILT_IN_NANL): Ditto.
493 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
494 Revital Eres <eres@il.ibm.com>
496 * modulo-sched.c (calculate_must_precede_follow): Address TODO
497 regarding the order of two dependent insns in the same row.
499 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
501 * stor-layout.c (layout_decl): Do not bump the alignment of a
502 bit-field to more than byte alignment if it is packed.
504 2008-02-24 David Edelsohn <edelsohn@gnu.org>
506 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
509 2008-02-24 Diego Novillo <dnovillo@google.com>
511 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
514 * tree-vrp.c (vrp_evaluate_conditional): With
515 -Wtype-limits, emit a warning when comparing against a
516 constant outside the natural range of OP0's type.
517 * c.opt (Wtype-limits): Move ...
518 * common.opt (Wtype-limits): ... here.
520 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
522 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
523 * config/rs6000/e300c2c3.md: New file.
524 * config/rs6000/rs6000.c (processor_costs): Add new costs for
526 (rs6000_override_options): Add e300c2 and e300c3 cases to
527 processor_target_table. Do not allow usage of Altivec or Spe
528 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
529 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
530 * config/rs6000/rs6000.h (processor_type): Add
531 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
532 (ASM_CPU_SPEC): Add e300c2 and e300c3.
533 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
534 and ppce300c3. Include e300c2c3.md.
536 2008-02-23 David Edelsohn <edelsohn@gnu.org>
538 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
539 instead of TARGET_STRICT_ALIGN.
541 2008-02-23 Joseph Myers <joseph@codesourcery.com>
543 * explow.c (memory_address): Assert that the generated address is
546 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
549 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
550 * config/darwin-ppc-ldouble-patch.def: New file.
551 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
552 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
553 SUBTARGET_INIT_BUILTINS if defined.
554 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
557 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
560 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
561 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
563 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
566 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
567 file" warning condtional on -Winvalid-PCH.
569 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
571 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
573 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
577 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
578 prevent reload from using MMX registers.
579 (*mov<mode>_internal): Ditto.
580 (*movv2sf_internal_rex64): Ditto.
581 (*movv2sf_internal): Ditto.
583 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
585 PR documentation/31569
586 * doc/install.texi2html: Use makeinfo --no-number-sections.
588 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
590 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
591 ensure that we can address an entire entity > 8 bytes. Don't
592 generate reg+reg addressing for such data.
594 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
596 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
597 strings when optimizing for size, unless the target cares about
600 2008-02-22 Tom Tromey <tromey@redhat.com>
602 * regclass.c (current_pass): Remove declaration.
604 2008-02-22 Anatoly Sokolov <aesok@post.ru>
606 * config/avr/libgcc.S (__RAMPZ__): Define.
607 (__do_copy_data): Add for devices with 128KB code memory.
609 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
611 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
613 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
615 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
617 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
620 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
623 * c-typeck.c (build_binary_op): Warn about floating point
624 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
626 2008-02-21 Janis Johnson <janis187@us.ibm.com>
629 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
630 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
632 (rs6000_override_options): Set altivec_abi as default, not override,
633 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
634 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
635 is used; use new member spe_abi.
636 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
637 spe_abi and altivec_abi.
639 2008-02-22 Tomas Bily <tbily@suse.cz>
641 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
643 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
646 * config.build (build_file_translate): Set to `CMD //c' only if
648 * Makefile.in (build_file_translate): Improve comment.
650 2008-02-21 Jan Hubicka <jh@suse.cz>
652 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
653 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
654 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
656 2008-02-21 Michael Matz <matz@suse.de>
659 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
661 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
663 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
664 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
666 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
667 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
668 SSE_VEC_FLOAT_MODE_P as insn constraint.
669 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
670 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
671 sse4a_movntdf using MODEF mode iterator.
672 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
673 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
674 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
675 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
676 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
677 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
678 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
680 2008-02-21 Richard Guenther <rguenther@suse.de>
682 * tree.def (PAREN_EXPR): New tree code.
683 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
685 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
686 * expr.c (expand_expr_real_1): Likewise.
687 * tree-inline.c (estimate_num_insns_1): Likewise.
688 * tree-complex.c (expand_complex_move): Likewise.
689 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
692 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
695 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
697 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
700 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
702 * config/sh/sh.c (find_barrier): Don't go past
703 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
705 2008-02-20 DJ Delorie <dj@redhat.com>
707 * config/h8300/h8300.md (insv): Force source operand to be a register.
709 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
710 as a jump, not as a plain insn.
712 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
714 * doc/invoke.texi (Warning Options): Add new option
715 -Wframe-larger-than=.
716 (-Wframe-larger-than): Document.
718 * flags.h (warn_frame_larger_than, frame_larger_than_size):
719 Add declarations for new option variables.
721 * final.c (final_start_function): Check the frame size
722 before emission and issue a Wframe-larger-than warning.
724 * opts.c (warn_frame_larger_than, frame_larger_than_size):
725 Add definitions for new option variables.
726 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
728 * common.opt (Wframe-larger-than=): New option.
730 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
733 (<sse>_div<mode>3): Ditto.
734 (<sse>_vmdiv<mode>3): Ditto.
735 (<sse>_vmsqrt<mode>2): Ditto.
736 (*smax<mode>3): Ditto.
737 (sse5_frcz<mode>2): Ditto.
738 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
741 2008-02-20 Richard Guenther <rguenther@suse.de>
744 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
745 be happy with INTEGRAL_TYPE_P.
747 2008-02-20 Richard Guenther <rguenther@suse.de>
749 * fold-const.c (split_tree): Associate floatig-point expressions
750 if flag_associative_math is set.
752 2008-02-20 Richard Guenther <rguenther@suse.de>
754 * tree.h (fold_real_zero_addition_p): Declare.
755 * fold-const.c (fold_real_zero_addition_p): Export.
756 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
757 floating-point operations with zero and one.
759 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
761 * doc/install.texi: Correct references to CFLAGS, replacing them
762 with BOOT_CFLAGS. Document flags used during bootstrap for
765 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
767 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
768 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
769 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
771 (smin<mode>3): Ditto from similar patterns.
772 (smax<mode>3): Ditto.
773 (*ieee_smin<mode>3): Ditto.
774 (*ieee_smax<mode>3): Ditto.
775 * config/i386/sse.md (sse): New mode attribute.
776 (mov<mode>): Macroize expander from movv4sf and movv2df using
777 SSEMODEF2P mode iterator.
778 (<sse>_movnt<mode>): Ditto from similar patterns. Use
779 SSE_VEC_FLOAT_MODE_P as insn constraint.
780 (storent<mode>): Ditto.
781 (storent<mode>): Macroize expander from storentsf and storentdf using
783 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
784 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
785 (abs<mode>2): Ditto from similar patterns.
786 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
787 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
788 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
789 (<sse>_vmsqrt<mode>2): Ditto.
790 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
791 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
792 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
793 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
794 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
795 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
796 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
798 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
799 iterator and SSE_FLOAT_MODE_P as insn constraint.
800 (<sse>_ucomi): Ditto from similar patterns.
801 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
802 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
803 SSE_VEC_FLOAT_MODE_P as insn constraint.
804 (vcond<mode>): Ditto from similar patterns.
805 (and<mode>3, *and<mode>3): Ditto.
806 (<sse>_nand<mode>3): Ditto.
807 (ior<mode>3, *ior<mode>3): Ditto.
808 (xor<mode>3, *xor<mode>3): Ditto.
809 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
810 iterator and SSE_FLOAT_MODE_P as insn constraint.
811 (*nand<mode>3): Ditto from similar patterns.
812 (*ior<mode>3): Ditto.
813 (*xor<mode>3): Ditto.
815 2008-02-20 Ira Rosen <irar@il.ibm.com>
817 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
818 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
819 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
821 2008-02-19 Jan Hubicka <jh@suse.cz>
823 * predict.c (tree_bb_level_predictions): Remove variable next
824 mistakely introduced by previous commit.
826 2008-02-19 Jan Hubicka <jh@suse.cz>
828 * predict.c (predict_paths_leading_to): Rewrite.
829 (predict_paths_for_bb): New.
830 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
832 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
835 * Makefile.in (build_file_translate): New.
836 (gcc-vers.texi): Use it for translating $(abs_srcdir).
837 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
838 * configure.ac (build_file_translate): Substitute it.
839 * configure: Regenerate.
841 2008-02-19 Jan Hubicka <jh@suse.cz>
843 PR rtl-optimization/34408
844 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
847 2008-02-19 Jan Hubicka <jh@suse.cz>
850 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
853 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
856 * config/i386/i386-modes.def: Revert the last DI alignment
857 change until Ada people can look into it.
859 2008-02-19 Nick Clifton <nickc@redhat.com>
861 * opts.c (print_specific_help): Fix typo in --help text.
863 2008-02-19 Jakub Jelinek <jakub@redhat.com>
866 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
867 32-bit inline asm without asm alternatives for host GCC < 3.0.
869 2008-02-19 Richard Guenther <rguenther@suse.de>
871 PR tree-optimization/34989
872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
873 Allow propagation to INDIRECT_REF if we can simplify only.
875 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
877 * c-common.c (warn_for_collisions_1): Use appropriate option when
880 2008-02-19 Nick Clifton <nickc@redhat.com>
883 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
884 (handle_options): Fix indentation.
885 (print_filtered_help): If no language-specific options were
886 displayed tell the user how to list all the options supported by
887 the language's front-end.
888 (print_specific_help): Fix indentation and remove duplicate line.
889 (common_handle_option): Handle the -v option.
890 For --help enable the display of undocumented options if the -v
891 switch has been included on the command line.
892 For --help= check for overlaps in the arguments between the option
893 classes and the language names and issue a warning when they
894 cannot be disambiguated.
895 * c.opt (v): Pass on to the common option handler.
897 2008-02-19 Revital Eres <eres@il.ibm.com>
899 * modulo-sched.c (sms_schedule): Change dump message when
900 create_ddg function fails.
901 (try_scheduling_node_in_cycle): Rename row to cycle.
902 (print_partial_schedule): Rename CYCLE to ROW.
904 2008-02-19 Christian Bruel <christian.bruel@st.com>
905 Zdenek Dvorak <ook@ucw.cz>
907 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
909 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
912 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
913 (*x86_movdicc_0_m1_se): Ditto.
915 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
918 (CMPtype): Define as __gcc_CMPtype.
919 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
920 (CMPtype): Define as __gcc_CMPtype.
922 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
924 Support valgrind 3.3 for --enable-checking=valgrind.
925 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
927 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
928 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
929 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
930 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
931 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
932 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
933 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
935 * ggc-zone.c: Similar.
936 * ggc-page.c: Similar.
938 2008-02-19 Paul Brook <paul@codesourcery.com>
941 * config/arm/ieee754-df.S: Fix do_it typo.
942 * config/arm/ieee754-sf.S: Fix do_it typo.
944 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
947 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
948 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
949 (OPTION_MASK_ISA_SSE_SET): Likewise.
950 (OPTION_MASK_ISA_SSE2_SET): Likewise.
951 (OPTION_MASK_ISA_SSE3_SET): Likewise.
952 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
953 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
954 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
955 (OPTION_MASK_ISA_SSE4_SET): Likewise.
956 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
957 (OPTION_MASK_ISA_SSE5_SET): Likewise.
958 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
959 (OPTION_MASK_ISA_MMX_UNSET): Updated.
960 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
961 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
962 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
963 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
964 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
965 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
966 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
967 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
968 (OPTION_MASK_ISA_SSE4): Removed.
969 (ix86_handle_option): Turn on bits in ix86_isa_flags and
970 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
972 (override_options): Don't turn on implied SSE/MMX bits in
975 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
977 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
980 2008-02-18 Joey Ye <joey.ye@intel.com>
983 * tree-nested.c (insert_field_into_struct): Set type alignment
984 to field alignment if the former is less than the latter.
986 2008-02-18 Jakub Jelinek <jakub@redhat.com>
988 * BASE-VER: Set to 4.4.0.
990 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
992 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
993 * doc/cfg.texi: Likewise.
994 * doc/extend.texi: Likewise.
995 * doc/gty.texi: Likewise.
996 * doc/invoke.texi: Likewise.
997 * doc/loop.texi: Likewise.
998 * doc/md.texi: Likewise.
999 * doc/passes.texi: Likewise.
1000 * doc/rtl.texi: Likewise.
1001 * doc/sourcebuild.texi: Likewise.
1002 * doc/tm.texi: Likewise.
1003 * doc/tree-ssa.texi: Likewise.
1005 2008-02-17 Richard Guenther <rguenther@suse.de>
1008 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1009 without default definition.
1011 2008-02-17 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/35231
1014 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1017 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1021 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1022 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1023 libgcc_cmp_return mode.
1025 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1028 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1030 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1032 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1035 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1037 * doc/c-tree.texi: Use `@.' where appropriate.
1038 * doc/extend.texi: Likewise.
1039 * doc/install.texi: Likewise.
1040 * doc/invoke.texi: Likewise.
1041 * doc/loop.texi: Likewise.
1042 * doc/makefile.texi: Likewise.
1043 * doc/md.texi: Likewise.
1044 * doc/passes.texi: Likewise.
1045 * doc/standards.texi: Likewise.
1046 * doc/tm.texi: Likewise.
1048 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1051 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1053 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1054 rather than in entry_bb.
1056 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1059 libgcc_cmp_return mode.
1061 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1064 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1065 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1067 2008-02-15 Richard Guenther <rguenther@suse.de>
1068 Zdenek Dvorak <ook@ucw.cz>
1070 PR tree-optimization/35164
1071 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1072 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1073 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1074 Only propagate addresses which do not have abnormal SSA_NAMEs
1077 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1080 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1082 2008-02-15 Jan Hubicka <jh@suse.cz>
1085 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1087 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1090 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1091 when calculating alignment_pad.
1093 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1095 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1096 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1097 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1098 and STACK_BOUNDARY define.
1100 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1102 PR preprocessor/35061
1103 * c-pragma.c (handle_pragma_pop_macro): Check that
1104 pushed_macro_table has been allocated.
1106 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1109 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1110 (force_gimple_operand): Likewise.
1111 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1112 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1113 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1114 (find_interesting_uses_address): Check addressability and alignment
1115 of the base expression only after substituting bases of IVs into it.
1117 2008-02-14 Michael Matz <matz@suse.de>
1120 * function.c (instantiate_virtual_regs_in_insn): Reload address
1121 before falling back to reloading the whole operand.
1123 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1125 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1126 before the first section switch note.
1128 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1130 * doc/bugreport.texi: Update copyright years.
1131 * doc/c-tree.texi: Likewise.
1132 * doc/cfg.texi: Likewise.
1133 * doc/cpp.texi: Likewise.
1134 * doc/cppinternals.texi: Likewise.
1135 * doc/fragments.texi: Likewise.
1136 * doc/frontends.texi: Likewise.
1137 * doc/gcc.texi: Likewise.
1138 * doc/gty.texi: Likewise.
1139 * doc/hostconfig.texi: Likewise.
1140 * doc/implement-c.texi: Likewise.
1141 * doc/libgcc.texi: Likewise.
1142 * doc/loop.texi: Likewise.
1143 * doc/makefile.texi: Likewise.
1144 * doc/options.texi: Likewise.
1145 * doc/passes.texi: Likewise.
1146 * doc/rtl.texi: Likewise.
1147 * doc/sourcebuild.texi: Likewise.
1148 * doc/standards.texi: Likewise.
1149 * doc/tree-ssa.texi: Likewise.
1150 * doc/trouble.texi: Likewise.
1152 * doc/extend.texi: Use @: or add comma where appropriate.
1153 * doc/invoke.texi: Likewise.
1154 * doc/tm.texi: Likewise.
1156 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1159 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1162 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1164 * doc/md.texi (clz, ctz): Add reference.
1165 * doc/rtl.texi (clz, ctz): Likewise.
1167 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1170 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1173 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1175 * config/s390/s390.c (struct constant_pool): New field
1176 emit_pool_after added.
1177 (s390_mainpool_start): Set the emit_pool_after flag according
1178 to the section switch notes.
1179 (s390_mainpool_finish): Consider emit_pool_after when emitting
1180 the literal pool at the end of the function.
1181 (s390_chunkify_start): Force literal pool splits at section
1184 2008-02-13 Michael Matz <matz@suse.de>
1187 * var-tracking.c (clobber_variable_part): Correctly traverse the
1190 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1193 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1194 Add -fdump-ipa-inline.
1195 * tree-dump.c (dump_files): Remove tree-inlined dump.
1196 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1198 2008-02-12 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/35171
1201 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1204 2008-02-12 Richard Guenther <rguenther@suse.de>
1207 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1208 value-preserving mode. Disallow final truncation.
1210 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1213 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1214 code from here to...
1215 (force_gimple_operand): ...here.
1217 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1220 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1221 non-compatible pointers.
1222 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1223 different FIELD_DECLs, try harder by comparing field offsets, sizes
1227 * function.c (match_asm_constraints_1): Don't replace the same input
1230 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1232 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1233 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1234 (expand_epilogue): Restore RAMPZ register.
1235 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1237 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1239 * config/i386/cygwin.asm: (__alloca): Correct calling
1240 convention and alignment.
1241 (__chkstk): Force 8 byte stack alignment.
1243 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1244 Richard Guenther <rguenther@suse.de>
1246 PR tree-optimization/33992
1247 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1248 the zero we compare against.
1250 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1253 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1254 to CloseHandle after unlocking to prevent accumulation of handle
1257 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1260 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1261 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1262 and update LABEL_NUSES during and after reload.
1264 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1267 * combine.c (simplify_if_then_else): Make sure the comparison is
1268 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1270 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1273 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1274 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1275 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1276 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1277 * tree.h (get_type_static_bounds): Likewise.
1279 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1281 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1282 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1283 Make -Wfoo language annotations match what the compiler outputs.
1285 2008-02-08 Sa Liu <saliu@de.ibm.com>
1287 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1288 intrinsics spu_convts, spu_convtu, spu_convtf.
1289 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1291 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1293 * doc/extend.texi (Function Attributes) <noinline>: Mention
1294 asm ("") as method to keep calls.
1296 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1299 * doc/options.texi (Options): Replace references to opts.sh with
1301 * opts-common.c: Likewise.
1302 * optc-gen.awk: Likewise.
1304 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1306 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1308 2008-02-07 Richard Henderson <rth@redhat.com>
1311 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1312 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1315 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1317 PR tree-optimization/35085
1318 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1319 for operand entry oe2 in addition to operand entry oe3 in order to
1320 expose more opportunities for vectorizer sum reduction.
1322 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1325 * Makefile.in (LIBS): Remove $(GMPLIBS).
1326 (cc1-dummy, cc1): Add $(GMPLIBS).
1328 2008-02-06 Jan Hubicka <jh@suse.cz>
1331 * i386.md (moddf_integer): Do not produce partial memory stalls for
1332 targets where it hurts.
1334 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1337 * optabs.c (expand_float): Do not check for decimal modes when
1338 expanding unsigned integer through signed conversion.
1340 2008-02-06 Nick Clifton <nickc@redhat.com>
1342 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1343 inside the clobber with a match_operand and duplicated operand
1344 number in the constraint.
1345 (ineqbranchsi): Delete redundant comment.
1347 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1349 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1350 builtin_define ("__USE_INIT_FINI__").
1351 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1353 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1355 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1357 PR documentation/30330
1358 * doc/invoke.texi (C++ Dialect Options)
1359 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1360 For each warning option -Wfoo that allows -Wno-foo, ensure both
1361 -Wfoo and -Wno-foo are listed in the option index. Fix index
1362 entry of -Wswitch-default, index -Wnormalized= including the
1363 `=', and -Wlarger-than-@var{len} including @var{len}.
1365 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/i386.md (floatunssisf2): Use
1368 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1369 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1370 Macroize expander using MODEF mode iterator.
1372 2008-02-05 Diego Novillo <dnovillo@google.com>
1374 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1377 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1379 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1382 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1384 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1387 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1388 to indicate if a message should be generated.
1389 (init_cumulative_args): Updated.
1390 (function_value_32): Likewise.
1392 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1394 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1396 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1400 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1402 2008-02-04 Diego Novillo <dnovillo@google.com>
1404 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1407 * tree-vrp.c (vrp_evaluate_conditional): With
1408 -Wtype-limits, emit a warning when comparing against a
1409 constant outside the natural range of OP0's type.
1411 2008-02-04 Richard Guenther <rguenther@suse.de>
1414 * expr.c (count_type_elements): Give for unions instead of
1417 2008-02-04 Richard Guenther <rguenther@suse.de>
1420 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1421 to TYPE_DOMAINs base type instead of using bitsizetype here.
1423 2008-02-03 Jason Merrill <jason@redhat.com>
1425 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1427 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1430 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1431 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1432 (RS/6000 and PowerPC Options): Fix typos and markup.
1433 * doc/passes.texi (Tree-SSA passes): Likewise.
1435 2008-02-02 Michael Matz <matz@suse.de>
1438 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1439 from record_last_reg_set_info.
1440 (record_last_reg_set_info): Take an RTX argument, iterate over all
1441 constituent hardregs.
1442 (record_last_set_info, record_opr_changes): Change calls to
1443 new signature or to record_last_reg_set_info_regno.
1445 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1447 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1449 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1451 PR rtl-optimization/34773
1452 * reg-notes.def (EQUAL): Mention significance of combination of
1453 REG_EQUAL and REG_RETVAL.
1454 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1455 insn that has a REG_RETVAL.
1457 2008-02-01 Roger Sayle <roger@eyesopen.com>
1460 * configure.ac (--enable-fixed-point): Disable unless explicitly
1462 * configure: Regenerate.
1464 2008-02-01 Richard Guenther <rguenther@suse.de>
1467 * invoke.texi (-finline-limit): Remove no longer true parts
1468 of the documentation. Note that there is no default value.
1470 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1471 Mark Mitchell <mark@codesourcery.com>
1472 Ben Elliston <bje@au.ibm.com>
1475 * doc/extend.texi (Other Builtins): Document.
1477 2008-01-31 Tom Browder <tom.browder@gmail.com>
1479 * doc/c-tree.texi (Types): Fix grammar.
1480 (Expression trees): Ditto.
1481 * doc/passes.texi (Tree-SSA passes): Ditto.
1483 * doc/configterms.texi (Configure Terms): Fix typo.
1484 * doc/cpp.texi (Common Predefined Macros): Ditto.
1485 * doc/md.texi (Machine Constraints): Ditto.
1487 * doc/makefile.texi (Makefile): Add comma.
1489 2008-01-31 Tom Browder <tom.browder@gmail.com>
1490 Gerald Pfeifer <gerald@pfeifer.com>
1492 * doc/sourcebuild.texi (Front End): Remove references to CVS
1493 and CVSROOT/modules.
1494 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1495 (Back End): Remove reference to CVS.
1497 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1500 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1502 (mips16_gp_pseudo_reg): ...here.
1503 * config/mips/mips.md (load_const_gp): Replace with...
1504 (load_const_gp_<mode>): ...this :P-based insn.
1506 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1508 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1509 options. Minor fixes.
1510 (-std): Move reference to standards closer to where language
1511 standards are first mentioned.
1513 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1515 PR rtl-optimization/34995
1516 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1517 parameter and return a bool. If the rtx parameter is nonnull,
1518 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1519 (find_reloads): Update call accordingly. Pass the new operand
1520 if it needed no address reloads, otherwise pass null.
1522 2008-01-30 Richard Henderson <rth@redhat.com>
1525 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1526 for unbounded arrays.
1528 2008-01-30 Silvius Rus <rus@google.com>
1530 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1532 2008-01-30 Jan Hubicka <jh@suse.cz>
1535 * i386.c (init_cumulative_args): Use real function declaration when
1538 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1540 PR rtl-optimization/34998
1541 * global.c (build_insn_chain): Treat non-subreg_lowpart
1542 SUBREGs of pseudos as clobbering all the words covered by the
1543 SUBREG, not just all the bytes.
1544 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1545 original df_ref rather than an extract parameter.
1546 (global_conflicts): Update call accordingly.
1548 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1550 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1551 the overflow check to make it easier to read.
1552 (__fixtfdi): Change the type of the ll member in union
1553 long_double to UDItype_x.
1555 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1558 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1559 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1560 * tree-inline.c (fold_marked_statements): Call
1561 cgraph_update_edges_for_call_stmt if folding a call statement.
1562 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1563 debug_generic_stmt calls, reset it back afterwards.
1566 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1568 * c-typeck.c (build_external_ref): Don't pedwarn about
1569 static vars in current function's scope.
1571 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1573 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1575 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1578 * ipa-struct-reorg.c: Fix spelling.
1579 * params.def: Ditto.
1581 2008-01-29 Richard Guenther <rguenther@suse.de>
1584 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1586 * tree-inline.c (remap_type): Increment remapping_type_depth
1587 around remapping types.
1588 (copy_body_r): Only add referenced variables if they are referenced
1589 from code, not types.
1591 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1602 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1603 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1605 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1608 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1609 pointer for tiny stack.
1611 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1613 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1615 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1617 * config/vx-common.h: Fix typo in comment.
1619 2008-01-28 Ian Lance Taylor <iant@google.com>
1623 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1624 coalesce pointers if they have different DECL_NO_TBAA_P values.
1625 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1626 between variables with different DECL_NO_TBAA_P values.
1628 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1631 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1632 are not legitimate small data references on SPE targets.
1634 2008-01-28 David Daney <ddaney@avtrex.com>
1636 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1638 2008-01-28 David Daney <ddaney@avtrex.com>
1640 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1642 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1644 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1645 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1646 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1647 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1648 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1649 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1650 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1651 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1653 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1655 * basic-block.h (condjump_equiv_p): Fix comment.
1657 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1659 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1660 print_generic_stmt_indented): Fix comment.
1662 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1664 * configure.ac (__stack_chk_fail): Add detecion for availability
1665 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1666 * configure: Regenerate.
1668 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1671 * final.c (output_addr_const): Handle TRUNCATE.
1673 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1676 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1677 (zero_cost, infinite_cost): New constants.
1678 (struct cost_pair): Change type of cost to comp_cost.
1679 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1680 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1682 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1683 split_address_cost, ptr_difference_cost, difference_cost,
1684 get_computation_cost_at, get_computation_cost,
1685 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1686 determine_use_iv_cost_condition, determine_use_iv_costs,
1687 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1688 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1689 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1690 Change type of cost to comp_cost.
1691 (determine_iv_cost): Increase cost of non-original ivs, instead
1692 of decreasing the cost of original ones.
1693 (get_address_cost): Indicate the complexity of the addressing mode
1695 (try_add_cand_for): Prefer using ivs not specific to some object.
1696 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1698 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1699 Janis Johnson <janis187@us.ibm.com>
1702 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1703 (TARGET_INSTANTIATE_DECLS): Likewise.
1704 * target.h (expand_to_rtl_hook): New target hook.
1705 (instantiate_decls): Likewise.
1706 * function.c (instantiate_decl): Make non-static. Rename to...
1707 (instantiate_decl_rtl): ... this.
1708 (instantiate_expr): Use instantiate_decl_rtl.
1709 (instantiate_decls_1): Likewise.
1710 (instantiate_decls): Likewise.
1711 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1712 * function.h (instantiate_decl_rtl): Add prototype.
1713 * cfgexpand.c (target.h): New include.
1714 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1715 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1716 (TARGET_INSTANTIATE_DECLS): Likewise.
1717 (TARGET_INITIALIZER): New target hooks added.
1718 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1720 * config/rs6000/rs6000.c (tree-flow.h): New include.
1721 (machine_function): Add sdmode_stack_slot field.
1722 (rs6000_alloc_sdmode_stack_slot): New function.
1723 (rs6000_instantiate_decls): Likewise.
1724 (rs6000_secondary_memory_needed_rtx): Likewise.
1725 (rs6000_check_sdmode): Likewise.
1726 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1727 (TARGET_INSTANTIATE_DECLS): Likewise.
1728 (rs6000_hard_regno_mode_ok): Allow SDmode.
1729 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1730 (rs6000_emit_move): Handle SDmode.
1731 (function_arg_advance): Likewise.
1732 (function_arg): Likewise.
1733 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1734 SDmode var args for 32-bit compiles.
1735 (rs6000_secondary_reload_class): Handle SDmode.
1736 (rs6000_output_function_epilogue): Likewise.
1737 (rs6000_function_value): Simplify if statement.
1738 (rs6000_libcall_value): Likewise.
1739 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1740 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1741 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1742 (movsd_hardfloat): New define_insn.
1743 (movsd_softfloat): Likewise.
1744 (movsd_store): Likewise.
1745 (movsd_load): Likewise.
1746 (extendsddd2): Likewise.
1747 (extendsdtd2): Likewise.
1748 (truncddsd2): Likewise.
1749 (movdd_hardfloat64): Fixup comment.
1750 (UNSPEC_MOVSD_LOAD): New constant.
1751 (UNSPEC_MOVSD_STORE): Likewise.
1753 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1756 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1758 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1759 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1760 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1763 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1766 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1767 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1768 __LONGDOUBLE128 too.
1769 * config/rs6000/aix61.h: New file.
1771 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1773 PR rtl-optimization/34959
1774 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1775 popcount and parity rtxes the same mode as their operand.
1776 Truncate or extend the result to the return value's mode
1779 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1782 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1783 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1784 to GOT_VERSION_REGNUM.
1785 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1786 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1787 * config/mips/mips.c (mips_emit_call_insn): New function.
1788 (mips_call_tls_get_addr): Call mips_expand_call directly.
1789 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1791 (mips16_build_call_stub): Likewise. Return the call insn or null.
1792 (mips_expand_call): Update the call to mips16_build_call_stub
1793 accordingly and a remove redundant condition. Assert that MIPS16
1794 stubs do not use lazy binding. Use mips_emit_call_insn and return
1796 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1798 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1799 (mips_avoid_hazard): Remove hazard_set handling.
1800 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1801 (UNSPEC_RESTORE_GP): ...this.
1802 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1803 (FAKE_CALL_REGNO): Rename to...
1804 (GOT_VERSION_REGNUM): ...this.
1805 (type): Add "ghost" value. Add an associated insn reservation.
1806 (hazard_set): Remove.
1807 (exception_receiver): Rename to...
1808 (restore_gp): ...this and update the unspec identifier accordingly.
1809 (exception_receiver, nonlocal_got_receiver): New expanders.
1810 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1811 FAKE_CALL_REGNO. Remove hazard_set attribute.
1812 (set_got_version, update_got_version): New patterns.
1814 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1817 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1819 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1822 * doc/install.texi2html: Generate gcc-vers.texi.
1824 2008-01-25 DJ Delorie <dj@redhat.com>
1826 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1828 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1830 * config/c4x: Remove directory.
1831 * config.gcc (crx-*, mt-*): Mark obsolete.
1832 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1833 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1834 sh-*-rtemscoff*): Remove cases.
1835 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1836 * real.c (encode_c4x_single, decode_c4x_single,
1837 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1838 c4x_extended_format): Remove.
1839 * real.h (c4x_single_format, c4x_extended_format): Remove.
1840 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1842 (Pragmas): Remove comment about c4x pragmas.
1843 * doc/install.texi (c4x): Remove target-specific instructions.
1844 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1845 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1846 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1847 refer to C4x source files as examples.
1848 (C4X_FLOAT_FORMAT): Remove documentation.
1850 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1852 * config/bfin/bfin.c (override_options): Reorder tests so that
1853 flag_pic gets enabled for -msep-data.
1855 2008-01-25 Richard Guenther <rguenther@suse.de>
1858 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1859 to its bitfield precision if required.
1861 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1864 * tree-nested.c (walk_omp_for): New function.
1865 (convert_nonlocal_reference, convert_local_reference): Call
1866 walk_omp_for on OMP_FOR.
1867 (convert_call_expr): Call walk_body on OMP_FOR's
1868 OMP_FOR_PRE_INIT_BODY.
1870 2008-01-25 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/34966
1873 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1874 default defs and PHI_NODEs we have to insert after the
1877 2008-01-24 Nick Clifton <nickc@redhat.com>
1879 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1880 Provide a default definition.
1881 (LIBGCC2_UNITS_PER_WORD): Likewise.
1883 * config/stormy16/stormy16.c: Include df.h for the prototype
1884 for df_regs_ever_live_p.
1885 (xstormy16_expand_builtin_va_start): Convert the stack offset
1886 into a component_ref and then use POINTER_PLUS_EXPR to add it
1887 to the incoming_virtual_args_rtx.
1888 (xstormy16_gimplify_va_arg_expr): Rename to
1889 xstormy16_gimplify_va_arg_expr.
1890 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1891 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1892 xstormy16_gimplify_va_arg_expr.
1893 Fix up some formatting issues.
1895 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1896 Move to predicates.md.
1897 (xs_hi_general_operand): Likewise.
1898 (xs_hi_nonmemory_operand): Likewise.
1899 * config/stormy16/predicates.md:
1900 (xstormy16_carry_plus_operand): New predicate.
1901 (xs_hi_general_operand): New predicate.
1902 (xs_hi_nonmemory_operand): New predicate.
1903 * config/stormy16/stormy16-protos.h:
1904 (xstormy16_carry_plus_operand): Delete prototype.
1905 (xs_hi_general_operand): Likewise.
1906 (xs_hi_nonmemory_operand): Likewise.
1908 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1909 modifiers as they are no longer needed and they can trigger
1910 reload spill failures.
1912 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1913 with a match_operand in order to help reload.
1915 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1916 constraint with 'e' for the 8th alternative as this version of
1917 the mov.w instruction only accepts the lower 8 registers.
1919 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1922 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1923 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1926 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1929 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1931 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1933 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1935 (remove_structure): Update allocations list before removing structure.
1937 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1939 * ipa-struct-reorg.c (is_safe_cond_expr,
1940 create_new_stmts_for_cond_expr): Use integer_zerop function,
1941 that recognize not only zero-pointer, but zero-integer too.
1943 2008-01-25 Ben Elliston <bje@au.ibm.com>
1946 * fixproto: Escape "." in sed expression that strips leading "./".
1948 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1951 * gcc.c (SWITCH_OK): Removed.
1952 (SWITCH_LIVE): Changed to bit.
1953 (SWITCH_FALSE): Likewise.
1954 (SWITCH_IGNORE): Likewise.
1955 (switchstr): Change live_cond to unsigned int.
1956 (process_command): Replace SWITCH_OK with 0.
1957 (do_self_spec): Likewise.
1958 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1959 (give_switch): Likewise.
1960 (used_arg): Likewise.
1961 (do_spec_1): Set the SWITCH_IGNORE bit.
1962 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1963 bits. Set the SWITCH_LIVE bit.
1965 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1967 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1969 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1971 PR tree-optimization/34472
1972 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1973 parameter to a "bool *" and set *DATA to false if there is
1974 an unsafe access. Do not delete the structure here.
1975 (check_cond_exprs): Delete it here instead.
1976 (check_cond_exprs, exclude_cold_structs): Do not increase
1977 I when removing a structure.
1979 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1982 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1983 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1985 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1988 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1989 a fixed vector for stack.
1991 2008-01-24 Ben Elliston <bje@au.ibm.com>
1994 * doc/gcc.texi (Software development): Add a direntry for g++.
1996 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1998 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1999 stale and straggling -fforce-addr comments above.
2001 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2003 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2004 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2006 2008-01-23 Michael Matz <matz@suse.de>
2009 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2012 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2014 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2017 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2019 * config/avr/avr.c (avr_current_arch): New variable.
2020 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2021 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2022 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2023 (avr_override_options): Init 'avr_current_arch'.
2024 (base_arch_s): Move from here...
2025 * config/avr/avr.h (base_arch_s): ... here. Add new members
2026 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2027 'mega' to 'have_jmp_call'.
2028 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2029 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2031 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2033 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2034 MULTILIB_MATCHES): (Ditto.).
2036 2008-01-23 Richard Guenther <rguenther@suse.de>
2039 * cgraphunit.c (cgraph_reset_node): Always mark the node
2040 not reachable if it is not queued already.
2042 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2044 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2045 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2046 (cputype_selected): New static variable.
2047 (bfin_handle_option): Set it if -mcpu is used.
2048 (override_option): Select default set of workarounds if no cpu type
2049 selected on the command line.
2050 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2052 From Michael Frysinger <michael.frysinger@analog.com>
2053 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2054 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2056 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2057 for bf547, bf523, bf524, and bf526.
2058 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2060 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2061 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2062 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2063 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2064 * doc/invoke.texi (Blackfin Options): Document that
2065 -mcpu now accept bf547, bf523, bf524, and bf526.
2067 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2069 PR rtl-optimization/34628
2070 * combine.c (try_combine): Stop and undo after the first combination
2071 if an autoincrement side-effect on the first insn has effectively
2074 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2078 Offset addresses are not valid for Altivec or paired float modes.
2080 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2083 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2084 if DECL_INITIAL (decl) is error_mark_node.
2087 * c-common.c (handle_vector_size_attribute): Only allow
2088 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2089 the same way as pointer, array etc. types.
2090 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2093 * tree.c (build_type_attribute_qual_variant): Call
2094 build_qualified_type if attributes are equal, but quals are not.
2096 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2099 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2100 * flags.h (warn_strict_aliasing): Remove.
2101 (warn_strict_overflow): Remove.
2102 * opts.c (warn_strict_aliasing): Remove.
2103 (warn_strict_overflow): Remove.
2104 * c-opts.c (c_common_handle_option): -Wall only sets
2105 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2106 (c_common_post_options): Give default values to -Wstrict-aliasing
2107 and -Wstrict-overflow if they are uninitialized.
2108 * common.opt (Wstrict-aliasing): Specify Var and Init.
2109 (Wstrict-overflow): Likewise.
2111 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2113 PR rtl-optimization/26854
2114 PR rtl-optimization/34400
2115 PR rtl-optimization/34884
2116 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2118 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2119 (df_rd_bb_info.expanded_lr_out): Deleted
2120 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2121 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2122 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2123 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2124 Removed code to allocate, initialize or free expanded_lr_out.
2125 (df_rd_bb_local_compute_process_def): Restructured to make more
2127 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2128 sets if the sets are being trimmed.
2130 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2133 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2134 (as_vers): Likewise.
2135 * configure: Regenerated.
2137 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2140 * tree-pass.h (pass_build_alias): New pass.
2141 * tree-ssa-alias.c (gate_build_alias): New.
2142 (pass_build_alias): New.
2143 * passes.c (init_optimization_passes): Add pass_build_alias after
2144 pass_create_structure_vars.
2146 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2148 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2149 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2150 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2151 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2152 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2153 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2154 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2155 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2156 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2157 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2158 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2159 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2160 * config/s390/s390.md (FP_ALL): New mode iterator.
2161 (_d): New mode attribute.
2162 ("*signbit<mode>2>"): Changed mode of first operand.
2163 ("isinf<mode>2"): Changed mode of first operand.
2164 ("*TDC_insn"): Adaptation for DFP modes.
2166 2008-01-22 Ben Elliston <bje@au.ibm.com>
2168 * tree.c (check_qualified_type): Improve function description.
2170 2008-01-21 Jason Merrill <jason@redhat.com>
2173 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2174 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2177 2008-01-21 DJ Delorie <dj@redhat.com>
2179 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2182 2008-01-21 Richard Guenther <rguenther@suse.de>
2185 * tree-cfg.c (verify_expr): Allow all invariant expressions
2186 instead of just constant class ones as reference argument.
2187 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2188 like any other constant.
2189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2191 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2193 * regmove.c (fixup_match_1): Update call crossed frequencies.
2195 2008-01-21 Richard Guenther <rguenther@suse.de>
2198 * tree-inline.c (setup_one_parameter): Deal with mismatched
2199 types using a VIEW_CONVERT_EXPR.
2201 2008-01-21 Alon Dayan <alond@il.ibm.com>
2202 Olga Golovanevsky <olga@il.ibm.com>
2204 PR tree-optimization/34701
2205 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2206 when the structure size is not a power of 2.
2208 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2210 * doc/install.texi: Add doc for --enable-checking=df.
2212 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2214 PR rtl-optimization/34808
2215 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2217 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2219 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2222 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2224 PR rtl-optimization/26854
2225 PR rtl-optimization/34400
2226 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2228 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2229 (df_rd_bb_info.expanded_lr_out): New.
2230 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2231 * loop_iv.c (iv_analysis_loop_init): Ditto.
2232 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2233 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2234 Added code to allocate, initialize or free expanded_lr_out.
2235 (df_rd_bb_local_compute_process_def): Restructured to make
2236 more understandable.
2237 (df_rd_confluence_n): Add code to do nothing with fake edges and
2238 code to no apply invalidate_by_call sets if the sets are being trimmed.
2239 (df_lr_local_finalize): Renamed to df_lr_finalize.
2240 (df_live_local_finalize): Renamed to df_live_finalize.
2242 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2245 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2246 deciding whether to use reciprocal instructions.
2248 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2250 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2251 dwarf2out_note_section_used if cold_text_section is NULL.
2253 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2255 PR gcov-profile/34610
2256 * tree-cfg.c (make_edges): Mark both outgoing edges from
2257 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2258 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2259 from OMP_FOR and OMP_CONTINUE outgoing edges.
2261 * tree-profile.c (tree_profiling): Return early if
2262 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2264 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2265 from cfun to child_cfun.
2266 * function.h (struct function): Add after_tree_profile bit.
2268 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2270 * config/avr/avr.S (_exit): Disable interrupt.
2272 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2273 Steven Bosscher <stevenb.gcc@gmail.com>
2275 PR rtl-optimization/26854
2276 PR rtl-optimization/34400
2277 * df-problems.c (df_live_scratch): New scratch bitmap.
2278 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2279 (df_live_reset): Clear the proper bitmaps.
2280 (df_live_bb_local_compute): Only process the artificial defs once
2281 since the order is not important.
2282 (df_live_init): Init the df_live sets only with the variables
2283 found live by df_lr.
2284 (df_live_transfer_function): Use the df_lr sets to prune the
2285 df_live sets as they are being computed.
2286 (df_live_free): Free df_live_scratch.
2288 2008-01-18 Ian Lance Taylor <iant@google.com>
2290 * common.opt: Add fmerge-debug-strings.
2291 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2292 flag_merge_debug_strings rather than flag_merge_constants.
2293 * doc/invoke.texi (Option Summary): Mention
2294 -fmerge-debug-strings.
2295 (Debugging Options): Document -fmerge-debug-strings.
2297 2008-01-18 Ian Lance Taylor <iant@google.com>
2300 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2301 (struct tree_function_decl): Add new field operator_new_flag.
2302 * tree-inline.c (expand_call_inline): When inlining a call to
2303 operator new, force the return value to go into a variable, and
2304 set DECL_NO_TBAA_P on that variable.
2305 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2307 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2310 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2311 DWARF2_DEBUGGING_INFO.
2312 (dwarf2out_note_section_used): Ditto. Add prototype.
2313 (have_multiple_function_sections, text_section_used,
2314 cold_text_section_used, *cold_text_sections): Move declarations
2317 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2319 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2320 field and add signal_ra.
2321 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2322 assignments to frame state pc. Move end of stack check after
2323 MD_FALLBACK_FRAME_STATE_FOR.
2324 (uw_update_context_1): Use frame state signal_regs if set, instead
2325 of checking signal_frame flag.
2326 (uw_update_context): Use frame state signal_ra if set.
2327 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2328 * config/xtensa/linux-unwind.h: New file.
2330 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2332 * modulo-sched.c (get_sched_window): Fix comment typo.
2334 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2336 PR tree-optimization/34648
2337 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2339 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2341 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2342 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2344 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2346 PR rtl-optimization/34400
2347 * df-core.c (df_worklist_dataflow_overeager,
2348 df_worklist_dataflow_doublequeue): New functions.
2349 (df_worklist_dataflow): Two different worklist solvers.
2350 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2353 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2356 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2357 and ftree-parallelize-loops.
2359 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2361 PR rtl-optimization/34826
2362 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2364 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2366 * global.c (find_reg): Mark the eh regs as used if necessary.
2367 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2368 * ra.h (struct allocno): no_eh_reg field added. Changed
2369 no_stack_reg type to bitfield.
2371 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2373 * tree.c (substitute_in_expr): Add missing 'break'.
2375 2008-01-17 Richard Guenther <rguenther@suse.de>
2377 PR tree-optimization/34825
2378 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2379 x / x as division to handle.
2381 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2383 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2384 "-pthread" is specified.
2385 * pa-hpux11.h (LIB_SPEC): Likewise.
2387 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2388 Peter Bergner <bergner@vnet.ibm.com>
2390 PR rtl-optimization/33796
2391 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2393 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2395 PR libgfortran/34699
2396 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2398 * pa-hpux10.h (LINK_SPEC): Likewise.
2399 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2401 2008-01-16 Richard Guenther <rguenther@suse.de>
2404 * fold-const.c (fold_convert_const_int_from_int): Do not
2405 set overflow if that occured only because of a sign extension
2406 change when converting from/to a sizetype with the same
2407 precision and signedness.
2409 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2412 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2413 location address to the correct place. Update copyright year.
2415 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2417 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2418 no dependences in the dependence_relations vector.
2420 2008-01-16 Jan Hubicka <jh@suse.cz>
2422 PR rtl-optimization/31396
2423 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2424 * cfg.c (dump_reg_info): Print it.
2425 * regs.h (struct reg_info_t): add freq_calls_crossed.
2426 (REG_FREQ_CALLS_CROSSED): New macro.
2427 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2428 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2429 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2430 regmove_optimize): Update call crossed frequencies.
2431 * local-alloc.c (struct qty): Add freq_calls_crossed.
2432 (alloc_qty): Copute freq_calls_crossed.
2433 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2434 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2435 * ra.h (struct allocno): Add freq_calls_crossed.
2437 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2439 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2440 libgomp when compiling with ftree-parallelize-loops.
2441 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2443 2008-01-16 Richard Guenther <rguenther@suse.de>
2445 PR tree-optimization/34769
2446 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2447 * tree.c (int_cst_value): Instead make this function more
2448 permissive in what it accepts as valid input. Document this
2449 function always sign-extends the value.
2451 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2452 Richard Guenther <rguenther@suse.de>
2455 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2456 (gimple_fold_indirect_ref_rhs): ... this.
2457 (gimple_fold_indirect_ref): New function with foldings
2458 that preserve lvalueness.
2459 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2460 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2461 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2462 to fold an INDIRECT_REF, fall back to the old use of
2463 fold_indirect_ref_1.
2465 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2467 * tree-data-ref.c (subscript_dependence_tester_1): Call
2468 free_conflict_function.
2469 (compute_self_dependence): Same.
2471 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2474 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2475 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2477 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2478 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2479 for DWARF2_UNWIND_INFO targets.
2481 2008-01-16 Richard Guenther <rguenther@suse.de>
2484 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2485 type qualifiers for function types.
2487 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2489 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2490 loop_iterator li from previous commit.
2492 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2494 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2496 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2498 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2499 (parallelize_loops): Don't parallelize irreducible components.
2501 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2504 * c-opts (c_common_post_options): Do not enable CPP
2505 flag_pedantic_errors by default.
2507 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2509 PR rtl-optimization/31944
2510 * cse.c (remove_pseudo_from_table): New function.
2511 (merge_equiv_classes): Use above function to remove pseudo-registers.
2512 (invalidate): Likewise.
2514 2008-01-13 Richard Guenther <rguenther@suse.de>
2517 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2518 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2520 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2522 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2523 validate_change to unshare the source of the PC set.
2525 2008-01-12 Jan Hubicka <jh@suse.cz>
2528 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2529 references above array bounds. This might trigger bounds checks for
2532 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2534 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2535 new_replaceable_dependencies.
2537 2008-01-12 Doug Kwan <dougkwan@google.com>
2539 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2540 instead of OPT_Wreturn_type in warning due to ignored return type
2542 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2543 options included in -Wextra.
2544 * c.opt: New option -Wignored_qualifiers.
2545 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2546 -Wignore_qualifiers.
2547 (-Wignored-qualifiers): Document.
2548 (-Wreturn-type): Remove description of functionality now handled
2549 by -Wignored-qualifiers.
2551 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2554 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2555 NOP_EXPR if it is between integral types with the same precision.
2557 2008-01-12 Jan Hubicka <jh@suse.cz>
2560 * invoke.texi (max-inline-recursive-depth): Fix default value.
2562 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2564 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2567 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2569 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2571 2008-01-11 James E. Wilson <wilson@specifix.com>
2574 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2576 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2578 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2579 save/restore frame pointer register and don't use 'call-prologues'
2580 optimization in function with "OS_task" attribute.
2582 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2585 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2586 when copying to memory.
2588 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2590 PR rtl-optimization/30905
2591 * cfgcleanup.c: Include dce.h
2592 (crossjumps_occured): New global variable.
2593 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2594 If something changed, set crossjumps_occured to true.
2595 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2596 Don't add/remove fake edges to exit here...
2597 (cleanup_cfg): ...but do it here, when crossjumping.
2598 Run a fast DCE when successful crossjumps occured in the latest
2599 iteration of try_optimize_cfg.
2601 2008-01-11 Richard Guenther <rguenther@suse.de>
2603 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2604 (struct vn_unary_op_s): Likewise.
2605 (vn_reference_insert): Free old reference on hash collision.
2607 2008-01-10 Raksit Ashok <raksit@google.com>
2609 PR rtl-optimization/27971
2610 * combine.c (find_split_point): Split PLUS expressions which are
2611 inside a MEM rtx, and whose first operand is complex.
2613 2008-01-10 DJ Delorie <dj@redhat.com>
2615 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2616 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2617 (m32c_hard_regno_ok): Call the underlying function.
2619 2008-01-10 Richard Guenther <rguenther@suse.de>
2622 * tree-cfg.c (tree_merge_blocks): Do not go through the
2623 full-blown folding and stmt updating path if we just deal
2624 with virtual operands.
2625 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2626 test for abnormal SSA_NAMEs.
2628 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2631 * reload.c (push_reload): Add assertions. All constants from
2632 reg_equiv_constant should have been used for replacing the respective
2634 (find_reloads_address): Invoke find_reloads_address_part for
2635 constant taken from the reg_equiv_constant array.
2637 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2639 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2640 field (valnum) the first in the struct. Replace bools with
2643 2008-01-10 Richard Guenther <rguenther@suse.de>
2645 PR tree-optimization/34651
2646 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2647 types and ordering for masking and converting.
2649 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2651 PR tree-optimization/34017
2652 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2653 also for PHI_NODE expressions.
2655 2008-01-09 Jan Hubicka <jh@suse.cz>
2657 PR tree-optimization/34708
2658 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2659 based on number of case labels.
2660 (init_inline_once): Remove switch_cost.
2661 * tree-inline.h (eni_weights_d): Remove switch_cost.
2663 2008-01-09 Richard Guenther <rguenther@suse.de>
2664 Andrew Pinski <andrew_pinski@playstation.sony.com>
2667 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2668 temporary if an rvalue is ok or an lvalue is not required.
2670 2008-01-09 Richard Guenther <rguenther@suse.de>
2673 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2676 2008-01-09 Richard Guenther <rguenther@suse.de>
2679 * tree.c (host_integerp): Check for sizetype only if the
2680 type is an integer type.
2682 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2685 * opts.c (decode_options): Disable inlining of functions called
2686 once if not in unit-at-a-time mode.
2688 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2690 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2692 2008-01-08 Richard Guenther <rguenther@suse.de>
2695 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2696 out early if the result will be unused.
2698 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2703 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2707 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2709 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2710 for vectorization tuned.
2712 2008-01-08 Richard Guenther <rguenther@suse.de>
2714 PR tree-optimization/34683
2715 * tree-ssa-operands.c (operand_build_cmp): Export.
2716 * tree-ssa-operands.h (operand_build_cmp): Declare.
2717 * tree-vn.c (vuses_compare): Remove.
2718 (sort_vuses): Use operand_build_cmp.
2719 (sort_vuses_heap): Likewise.
2720 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2721 to re-use old VEC if available. Do not sort already sorted VUSEs.
2722 (vdefs_to_vec): Do not sort already sorted VDEFs.
2724 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2727 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2729 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2732 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2733 limitations of reciprocal sequences on x86 targets.
2735 2008-01-08 Richard Guenther <rguenther@suse.de>
2737 PR tree-optimization/34683
2738 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2740 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2743 * config/darwin.c (darwin_mergeable_string_section): Don't use
2744 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2746 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2749 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2750 negxf2. Macroize expander using X87MODEF mode iterator. Change
2751 predicates of op0 and op1 to register_operand.
2752 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2753 expander using X87MODEF mode iterator. Change predicates of
2754 op0 and op1 to register_operand.
2755 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2756 corresponding patterns and macroize using MODEF macro. Change
2757 predicates of op0 and op1 to register_operand and remove
2758 "m" constraint. Disparage "r" alternative with "!".
2759 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2760 macroize using X87MODEF macro. Change predicates of op0 and op1
2761 to register_operand and remove "m" constraint. Disparage "r"
2762 alternative with "!".
2763 (absneg splitter with memory operands): Remove.
2764 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2765 patterns and macroize using X87MODEF mode iterator.
2766 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2767 Change predicate of op1 to register_operand.
2768 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2769 for memory operands.
2771 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2773 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2775 2008-01-07 Richard Guenther <rguenther@suse.de>
2777 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2780 2008-01-07 Richard Guenther <rguenther@suse.de>
2782 PR tree-optimization/34683
2783 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2784 VOPs of the needed size to save memory. Use VEC_quick_push
2785 to save compile-time.
2786 (vdefs_to_vec): Likewise.
2788 2008-01-07 Sa Liu <saliu@de.ibm.com>
2790 * config/spu/spu.md (divdf3): Genetate inline code for double
2791 division. The implementation doesn't handle INF or NAN, therefore it
2792 only applies when -ffinite-math-only is given.
2794 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2797 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2798 * doc/cpp.texi ([Common Predefined Macros]): Document.
2800 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2802 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2803 order to use commutative addition instead of subtraction.
2805 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2806 Mircea Namolaru <namolaru@il.ibm.com>
2807 Vladimir Yanovsky <yanov@il.ibm.com>
2808 Revital Eres <eres@il.ibm.com>
2810 PR tree-optimization/34263
2811 * tree-outof-ssa.c (process_single_block_loop_latch,
2812 contains_tree_r): New functions.
2813 (analyze_edges_for_bb): Call process_single_block_loop_latch
2814 function to empty single-basic-block latch block if possible.
2816 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2820 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2822 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2824 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2826 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2828 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2830 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2832 PR tree-optimization/34618
2833 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2836 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2839 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2840 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2841 Update copyright year.
2843 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2844 Update copyright year.
2845 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2848 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2850 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2851 edge does not point to current bb before changing need_assert.
2853 2008-01-04 Richard Guenther <rguenther@suse.de>
2856 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2857 for verifying purposes if they are is_gimple_min_invariant.
2859 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2861 PR tree-optimization/34448
2862 PR tree-optimization/34465
2863 * gimplify.c (gimplify_init_constructor): Add new parameter
2864 notify_temp_creation. Use it.
2865 (gimplify_modify_expr_rhs): Take volatiles into account when
2866 optimizing constructors.
2867 Do not optimize constructors if gimplify_init_constructor will dump to
2869 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2870 * gcc.c-torture/compile/pr34448.c: New.
2872 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2874 PR gcov-profile/34609
2875 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2876 return_slot if result is TREE_ADDRESSABLE.
2878 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2880 * config/mips/mips.md (sqrt_condition): Tweak comment.
2881 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2883 2008-01-03 Tom Tromey <tromey@redhat.com>
2886 * c-common.c (c_type_hash): Handle VLAs.
2888 2008-01-03 Jan Hubicka <jh@suse.cz>
2890 PR tree-optimization/31081
2891 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2892 0 when inlining and not inlining to first basic block.
2893 (remap_decl): When var is initialized to 0, don't set default_def.
2894 (expand_call_inline): Set entry_bb.
2895 * tree-inline.h (copy_body_data): Add entry_bb.
2897 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2900 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2903 PR tree-optimization/29484
2904 * tree-inline.c (inline_forbidden_p_2): New function.
2905 (inline_forbidden_p): Disallow inlining if some static var
2906 has an address of a local LABEL_DECL in its initializer.
2907 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2910 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2912 PR tree-optimization/34635
2913 * tree-data-ref.c (add_other_self_distances): Make sure that the
2914 evolution step is constant.
2916 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2919 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2921 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2923 * tree-sra.c (scalarize_init): Insert the generate_element_init
2924 statements after the generate_element_zero statements.
2926 2008-01-02 Richard Guenther <rguenther@suse.de>
2930 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2931 for very large number of operands instead of ICEing.
2933 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2936 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2937 while stack probing.
2939 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2941 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2944 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2947 * tree-mudflap.c (mx_register_decls): Guard warning by
2948 !DECL_ARTIFICIAL check.
2950 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2952 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2953 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2954 sse5_perm<mode>): Fix constraints.